In this article we will discuss on 'Spring Boot Bean Annotations with Examples'. Needless to say, these annotations play a crucial role in creating basic as well as enterprise level Spring Boot Applications. If you want to learn all annotations which are generally used in a Spring Boot Project, kindly visit our article 'Spring Boot Annotations with Examples'. Let's discuss about 'Spring Boot Bean Annotations with Examples' here only. What is a Java Bean? Java Bean is a simple java helper class, used to transfer data between classes or applications. Typically, it doesn't act as a main class, but like postman or delivery boy between two classes. It doesn't contain any logic. There are some standard guidelines to develop a Java Bean class: 1.